Icon for a display panel of a medical apparatus, humidifier, or respirator



FIG. 1 is a front view of an icon for a display panel of a medical apparatus, humidifier, or respirator;

FIG. 2 is a front view thereof, on an enlarged scale.

The broken line drawings of a display screen in both figure views are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an icon for a display panel of a medical apparatus, humidifier, or respirator, as shown and described. 